# Gravity vs Atomus HD

The clearest difference is update cadence: Atomus HD at every 4 months against Gravity's every 8 months. Gravity's advantage is price ($1.99 vs $3.99) and iOS requirement (8.0 vs 15.6). On rating, review sentiment, ratings volume and ads there is nothing between them.

Gravity costs $1.99 and Atomus HD $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for Gravity against 4.8 for Atomus HD. Both are backed by a comparable volume of ratings — 50 and 60 respectively. Written reviews are what separate them: 88% of Gravity's written reviews are positive against 91% of Atomus HD's.

Gravity ships an update every 8 months, Atomus HD every 4 months. The most recent releases landed on October 1, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Gravity | Atomus HD |
| --- | --- | --- |
| Price | **$1.99** | $3.99 |
| Rating | [4.7 (50 ratings)](https://appshunter.io/ios/app/gravity-light-particles-manipulation-app/id621399551/reviews) | **[4.8 (60 ratings)](https://appshunter.io/ios/app/atomus-hd/id741515911/reviews)** |
| Number of ratings | 50 | **60** |
| Positive reviews | 87.8% of reviews | **90.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | **Free** | Paid |
| Size | 39 MB | 63 MB |
| Requires iOS | **8.0** | 15.6 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kfirapps Limited](https://appshunter.io/developer/1131751327) | [SungLab Inc](https://appshunter.io/developer/1691666995) |

## What reviewers say

### Gravity

[App page](https://appshunter.io/ios/app/gravity-light-particles-manipulation-app/id621399551)

Explore a unique blend of music, art, and science with this interactive experience. Guide flowing particles with multiple fingers to create stunning visual animations. Save your creations and experiment with various settings for a relaxing and artistic journey.

**Highlights:** Multitouch particle control, 10 distinct finger-based animations, Thousands of particles at 60 FPS, Customizable colors and animation settings, Save and load presets, Multiple play modes, Save snapshots to photo library

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ✨ Mesmerizing and beautiful graphics
- 🧘 Calming and relaxing experience
- 😌 Therapeutic and stress-relieving
- 🎶 Pleasant and tranquil music
- 🤩 Visually intriguing and psychedelic

**What reviewers complain about**

- 🐛 App crashes on opening
- 🔇 No sound issues
- 💸 Disruptive ads in free version
- ✋ Too many fingers freeze patterns
- ❓ Unclear functionality for some

**Reported bugs**

- App crashes as soon as it opens
- No sound
- Full screen ads in free version
- Ads in paid version
- App control doc keeps hiding

**Requested features**

- Support for new iPhone screens
- Option to record performances
- More music selections or ability to generate original music
- Ability to use as wallpaper
- More particle options (count, size)


### Atomus HD

[App page](https://appshunter.io/ios/app/atomus-hd/id741515911)

Experience a premium kinetic universe of light and motion with dynamic, evolving particle structures. This app offers a richer, more immersive visual experience perfect for creative focus, relaxation, or quiet exploration.

**Highlights:** Evolving light and motion structures, Richer particle density and flow, Smooth 60 FPS rendering, 10-finger multi-touch support, Adjustable particle settings, Multiple color modes, Ad-free experience

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ✨ Visually stunning graphics
- 🧘‍♀️ Relaxing and calming experience
- 🎨 Creative and mesmerizing visuals
- 🎶 Beautiful and soothing music
- 🎮 Addictive and engaging gameplay

**What reviewers complain about**

- ⏳ Can become boring after a while
- ❓ Lack of user manual/explanations
- 🎶 Music can be repetitive
- 💸 Some users feel it's a waste of money
- 🎛️ Limited customization options

**Reported bugs**

- App crashes with 11 fingers
- Orientation issues on tablets
- Music not working
- Sound stopped working
- App freezes after opening and exiting

**Requested features**

- User manual or explanations
- Ability to customize starting points
- Option to record or save favorite settings
- Ability to take screenshots
- More music tracks/playlists


## Frequently asked questions

### Is Gravity free?

Gravity costs $1.99, with no in-app purchases.

### Is Atomus HD free?

Atomus HD costs $3.99, with no in-app purchases.

### Which has better reviews, Gravity or Atomus HD?

Atomus HD is rated higher. Gravity averages 4.7 out of 5 from 50 ratings, while Atomus HD averages 4.8 from 60 ratings.

### Do Gravity or Atomus HD have ads?

Neither Gravity nor Atomus HD shows ads.

### Which is updated more often, Gravity or Atomus HD?

Gravity ships an update every 8 months, and Atomus HD every 4 months. Most recently, Gravity was updated on October 1, 2026 and Atomus HD on September 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*